Industrial silicon smelting process

Apr 02, 2025

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Industrial silicon smelting process
Silicon metal 98 (also known as industrial silicon) is industrial silicon refined from quartz (silicon dioxide), which is widely used in electronics, optical fiber, solar products, real estate, medical, chemical, machinery and metallurgy, rubber and insulation materials, high-temperature coatings and other industrial and civil fields.

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Silicon Alloy

Silicon Metal 3303

Grade	Chemical Composition %
	Si Content(%)	Impurities(%)
	Si Content(%)	Fe	Al	Ca
Silicon Metal 2202	99.58	0.2	0.2	0.02
Silicon Metal 3303	99.37	0.3	0.3	0.03
Silicon Metal 411	99.4	0.4	0.4	0.1
Silicon Metal 421	99.3	0.4	0.2	0.1
Silicon Metal 441	99.1	0.4	0.4	0.1
Silicon Metal 551	98.9	0.5	0.5	0.1
Silicon Metal 553	98.7	0.5	0.5	0.3
Other chemical composition and size can be supplied upon request.